JLG 4017PS Service Manual - Manual (Page 217)

9-59 3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
Electrical System
CABIN JOYSTICK –
FNR SWITCH
FAULT
23115 Continuously
Direction Selection shall be
Neutral
Cabin joystick transmits Error (1:0)
for the Forward, Neutral, or Reverse
switches
Cabin joystick transmits Switch
Closed (0:1) for more than one
position (Forward, Neutral, Reverse)
for 500mS
Cabin joystick transmit Switch Open
(0:0) for all position (Forward,
Neutral, Reverse) for 500mS
Power cycled
BOOM ANGLE
SENSOR –
INTERNAL
FAILURE
2353 Continuously
Boom angle sensor reading is
+99°
Lift Up is de-rated to 60%
(Constant Data) of the maximum
personality for Cabin Mode
Lift Up is prevented if the platform
is attached in Cabin Mode
All functions are prevented in
Platform Mode
Hydraulic Quick Connect is
prevented
Machine Setup’s PLATFORM
OPTION is ENABLED; the primary
and backup sensor readings
disagree by more than 7 counts
(2.5°) for 1,000mS
Machine Setup’s PLATFORM
OPTION is ENABLED; the primary
or backup sensor reading was
greater than 250 counts (out of
range)
Power cycled
OPERATING
INTERLOCK –
ATTACHMENT
COUPLING PIN
NOT ENGAGED
2354 5000mS
Main Lift Up, Lift Down, Telescope
In, and Telescope Out function
speeds are reduced (same as
chassis is tilted) when the engine
is running in Cabin Mode
Transition from Cabin to Platform
Mode is prevented
Main Lift Up, Lift Down, Telescope
In, and Telescope Out function
speeds are reduced (same as
chassis is tilted) when the engine
is running in Platform Mode after
power-up
Machine Setup’s PLATFORM
OPTION is ENABLED;
the platform is attached; the
hydraulic coupling pin not engaged
(PLT J1-1 digital input low)
Hydraulic
coupling pin is
engaged for
at least
3,000mS
OPERATING
INTERLOCK –
PLATFORM NOT
COUPLED
2384 5000mS Engine Start is prevented
Machine Setup’s PLATFORM
OPTION is ENABLED; Machine
Setup’s MARKET is AUSTRALIA;
Key switch Platform; platform is
attached; platform is not coupled
Platform is
coupled for at
least
2,000mS
ERRATIC
PLATFORM
COUPLED SIGNAL
2385 5000mS Assume that platform is coupled
Machine Setup’s PLATFORM
OPTION is ENABLED; Machine
Setup’s MARKET is AUSTRALIA;
UGM detects three signal transitions
on the platform coupled signal within
5,000mS
Power cycled
LOSS OF
PLATFORM
COUPLED SIGNAL
2386 5000mS –
Machine Setup’s PLATFORM
OPTION is ENABLED; Machine
Setup’s MARKET is AUSTRALIA;
Key switch Cabin; platform is
attached; platform is not coupled
Power cycled
FAN REVERSE
DEMAND SWITCH
– PERMANENTLY
SELECTED
23118 5000mS Fan Reversing is prevented
Hydraulic Variable Speed Fan or
Reversing Fan is configured; Fan
Reverse Demand Switch is closed
at power-up or more than 10,000mS
Power cycled